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The agency set up a Facebook page with the display picture you see above showing a bird and the letter 'x'. They then uploaded a rap practice clip by this mysterious artist, showcasing his impressive rhyming and rap. 

Stardom also tweeted out a link to the Facebook page with the words, "The artist that Stardom is introducing, X? ".

There haven't been any details released yet, so be on the lookout for more updates to come!